(n.) Alt. of Dinosaurian.

alligator ammonite ankylosaur archaeohippus archaeotherium archelon arthrodiran aurochs bothriolepis brachiosaur brontops brontothere coccostean coelodont compsognathus coryphodon cotylosaur creodont crocodile crocodilian crossopterygian cynodictis diatryma dimetrodon dinichthyid dinothere diplodocus duck-billed dinosaur edaphosaurid elasmosaur elephant eryopsid eurypterid gator giant sloth glyptodont hadrosaur hippo hippopotamus jumbo leviathan lizard mammoth mastodon monster palaeodictyopteron palaeoniscid palaeophis palaeosaur palaeospondylus pelycosaur phytosaur plesiosaur protoceratops protylopus pteranodon pteraspid pterichthys pterodactyl pterosaur reptile reptilian saurian sauropod scelidosaur smilodon terrapin titanosaur tortoise trachodon triceratops trilobite turtle tyrannosaur uintathere urus whale woolly mammoth